4820-01-142-9667

Find complete technical information, availability, and procurement data for: 4820-01-142-9667
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-142-9667

Item Name Code

27565

Assigment Date

11/23/1982 (43 years ago)

A valve designed to automatically maintain within close limits a predetermined outlet pressure which may be adjustable within a specified range regardless of the higher fluctuating or constant inlet pressure. It is designed for use with compressed gas(es) and various liquids and may include gauges. It may be inline or cartridge (manifold) design. Excludes:regulator, pressure, medical gas administration apparatus; regulator, oxygen, barometric continuous flow; regulator, oxygen demand; regulator, oxygen diluter demand; and valve(1), fluid pressure regulating, aircraft.

plain face flange first end connection type, 6.125 inches nominal first end flange outside diameter, hydrocarbon fuels and oils media for which designed, plain first end style designator, straight thru body style

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

First End Flange Outside Diameter: 6.125 inches nominal
Body Style: straight thru
Media For Which Designed: hydrocarbon fuels and oils
First End Connection Type: plain face flange
First End Style Designator: plain
First End Flange Shape Style: round w/ bolt holes
First End Flange Thickness: 0.500 inches nominal
First End Bolt Hole Quantity: 6
First End Bolt Hole Diameter: 0.562 inches nominal
First End Bolt Circle Diameter: 5.000 inches nominal
Second End Relationship With First End: identical
Face To Face Distance: 10.937 inches nominal
Flow Control Device: disk, dual, top guided
Flow Control Device Material: unable to decode
End Connection Quantity: 2
Outlet Pressure Range: +50.0 to 100.0 pounds per square inch
Regulation Type: automatic double stage
Valve Stem Design: double seat
Valve Loading Method: spring
Filter: not included
Material: unable to decode

Related Parts

This NSN group includes multiple components designed to meet specific performance and operational standards. Each listing provides detailed specs, functionality data, and replacement compatibility information:

Part Number	Name
30 2 1/2IN50T10	Fluid Pressure Regulating Valve
30 2 1/2IN50T100PSI N-510	Fluid Pressure Regulating Valve
N-510 30 2 1/2IN 50T100PSI	Fluid Pressure Regulating Valve

FAQs

Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.

What is the FSCG of the NSN 4820-01-142-9667?

The FSCG of the NSN 4820-01-142-9667 is 4820

Does the NSN 4820-01-142-9667 have a Schedule B code assigned?

Yes, the Schedule B code is 8481809015

Does NSN 4820-01-142-9667 require demilitarization?

Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.

Does NSN 4820-01-142-9667 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-142-9667 contain hazardous materials?

Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

When the NSN 4820-01-142-9667 was assigned to the Federal Catalog?

It was assigned 43 years ago, on Tue, Nov 23, 1982